Sanhua YCQC Series - User Manual

INSTRUCTIONS
Copyright ©SANHUA 2017 1 II-YCQ-MU-R1702
Subject to change without notice
Pressure Sensor series YCQC
Applicable to fluids and refrigerants of GROUP 2*or GROUP A1(**)
*according to Directive 2014/68/EU **according to ANSI-ASHRAE 34-2010
Temperature allowed range: -40°C / +80°C(-40°F to +176°F)
Maximum Operating Pressure (MOP): YCQC02Lxx: 52,5 bar (761psi);YCQC03Lxx: 75bar (1088 psi)
Table 1
Size Torque (Nm)
Torque
（ lbf.ft ）
7/16-20UNF 12.7 ~ 16.7 9.3 ~ 12.2
Pac
kard
Socket
YCQC03L05 (7/16-20UNF-2B)
YCQC03L06 (7/16-20UNF-2A)
Hirschmann
Socket
YCQC02L04 (G3/8A)
YCQC02L05 (G3/8A)
YCQC03L04 (7/16-20UNF-2B)
1
2

Summary

Pressure Sensor Series YCQC

Packard Socket

Details and models for the Packard socket connection type.

Hirschmann Socket

Details and models for the Hirschmann socket connection type.

Installation and Connection

General Installation

Guidance on installing the YCQC series pressure sensors in refrigerant circuits.

Pressure Measurement

Instructions for measuring pressure with liquids and condensing gases.

Electrical Connections

Packard Socket Wiring

Diagram and instructions for connecting the Packard socket.

Hirschmann Socket Wiring

Diagram and instructions for connecting the Hirschmann socket.

Safety Precautions

General Cautions

Warnings regarding sensor handling, disassembly, painting, and vibration limits.

Electrical Safety

Caution against exceeding voltage limits and improper wiring to prevent damage.

Sanhua YCQC Series Specifications